PATH_REGISTRY_ID: QUARRY-LAKES-LOOP

Quarry Lakes Regional Recreation Area

LOC: Fremont, CA · LENGTH: 4.8 KM · EST_TIME: ~70 MIN

Mixed-surface loop through lakes, marshes, and shaded groves.

EASYLOOP

>>> ACCESS_IMAGE_STREAM: SYSTEM_FEED_ENCRYPTED_SECURE_MODE

SAFETY: 8.5/10
FAMILY: 8/10
OVERALL: 4.3/10

// NATURAL_HAZARD_CONTEXT

2 NEARBY

Recent natural-hazard signals within 150 KM of this trail. Review the source before making plans.

🔥 WILDFIRES125 KM AWAY

Wildfire GANN, Calaveras, California

VIEW SOURCE
🔥 WILDFIRES139 KM AWAY

Wildfire FIELDS, Merced, California

VIEW SOURCE

// REALTIME_SYSTEM_TELEMETRY

🌤 WEATHER_NOAA

TODAY

TEMP: 81°F · WIND: 1 to 12 mph NW
FORECAST: Mostly Sunny

TONIGHT

TEMP: 60°F · WIND: 2 to 10 mph NW
FORECAST: Partly Cloudy

FRIDAY

TEMP: 83°F · WIND: 2 to 9 mph WNW
FORECAST: Mostly Sunny

FRIDAY NIGHT

TEMP: 62°F · WIND: 2 to 9 mph W
FORECAST: Mostly Clear

SATURDAY

TEMP: 86°F · WIND: 2 to 9 mph W
FORECAST: Sunny

SATURDAY NIGHT

TEMP: 64°F · WIND: 2 to 9 mph W
FORECAST: Mostly Clear

💨 ATMOSPHERIC_AQI

79 MODERATE
PARAMAQICAT
PM2.579 2
O377 2
PM1042 1
NO233 1
CO12 1
ADVISORY: Acceptable quality; moderate health concerns for highly sensitive groups.
MONITOR: ATMOS MONITOR STATION #256
CALIBRATION: STABLE (0x8F3C)
// HISTORY_AQI_FEED
> [01:08] AQI_FEED_PM2.5: 78 [ELEVATED]
> [02:08] AQI_FEED_PM2.5: 80 [ELEVATED]
> [03:08] AQI_FEED_PM2.5: 81 [ELEVATED]
> [04:08] AQI_FEED_PM2.5: 80 [ELEVATED]
> [05:08] AQI_FEED_PM2.5: 79 [ELEVATED]

🏕 REGISTRY_QUERY

PINE CREEK CAMPGROUND (MOCK)

TYPE: CAMPGROUND

OAK RIDGE PICNIC AREA (MOCK)

TYPE: PICNIC AREA

RIVER BEND CAMPGROUND (MOCK)

TYPE: CAMPGROUND

// WILDLIFE_SPECIES_REGISTRY

NO WILDLIFE SPECIES REGISTERED

Specifications

PATH_LENGTH4.8 KM
ESTIMATED_DURATION~70 MIN
ELEVATION_GAIN25 M
MAX_ELEVATION30 M
ROUTE_TYPELOOP
DIFFICULTY_INDEXEASY
ACCESSIBILITY_FLAGSSERVICE_ANIMALS

Visitor Notes

Mostly flat with some gravel sections. Birdwatching, fishing piers, and seasonal wildflowers. Quieter than Lake Elizabeth on weekdays. Multiple interconnected loops let you customize distance.

// SAFETY_ANALYSIS_METRICS

  • > PATH_WELL_LIT: [ NO ]
  • > RANGER_PRESENCE_INDEX: [ YES ]
  • > SIGNAL_COVERAGE_OK: [ YES ]

[ AMENITIES_STATUS ]

[ REGULATIONS_REGISTRY ]

[ PARKING_FEE_DIAGNOSTICS ]

PAID ($5 VEHICLE FEE)

[ SEASONAL_SUITABILITY ]

BEST SEASONS: SPRING, FALL

// GEOSPATIAL_VISUALIZATION

🌎

37.5622, -122.0096
Map loads in browser

// NEARBY_POINTS_OF_INTEREST

// REVIEW_REGISTRY (1)

Mike T.Mar 10, 2026
4/10

Saw herons, egrets, and a bald eagle! Quiet on weekday mornings.

12 found helpful